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Exam (elaborations)

Astro 7N UPDATED Exam Questions and CORRECT Answers

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Astro 7N UPDATED Exam Questions and CORRECT Answers High-luminosity star - CORRECT ANSWER star. - Gives off more light than a low-luminosity Red giant vs. red main sequence star brightness - CORRECT ANSWER Heaviest elements creation - CORRECT ANSWER - The red giant. - During a supernova explosion.

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Astro 7N UPDATED Exam Questions and
CORRECT Answers
High-luminosity star - CORRECT ANSWER - Gives off more light than a low-luminosity
star.


Red giant vs. red main sequence star brightness - CORRECT ANSWER - The red giant.



Heaviest elements creation - CORRECT ANSWER - During a supernova explosion.



Hydrogen-2 + proton in the Sun - CORRECT ANSWER - Helium-3.



Smallest size celestial object - CORRECT ANSWER - A neutron star.



Star leaves the main sequence - CORRECT ANSWER - It runs out of Hydrogen in its
core.


Star with the shortest life - CORRECT ANSWER - A very hot star (like 20,000 K).



Bright stars not on the main sequence - CORRECT ANSWER - They are giant or
supergiant stars.


Brighter star comparison - CORRECT ANSWER - The 2-solar-mass star.



Temperature of the Sun's surface - CORRECT ANSWER - About 6000 Kelvin.



More alien civilizations - CORRECT ANSWER - If there are more planets that could
support life.
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